Home / 359,772,079.88-539,658,051.78-196,147,433.72

Finding the Fourth Proportional to 359,772,079.88, 539,658,051.78 and 196,147,433.72

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Solution

The fourth proportional to 359,772,079.88, 539,658,051.78 and 196,147,433.72 is: 294,221,113.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,772,079.88 : 539,658,051.78 = 196,147,433.72 : x
  2. Step 2: Convert to fraction form
    359,772,079.88/539,658,051.78 = 196,147,433.72/x
  3. Step 3: Cross multiply
    359,772,079.88x = 539,658,051.78 × 196,147,433.72
  4. Step 4: Simplify right side
    359,772,079.88x = 105,852,541,942,981,872
  5. Step 5: Solve for x
    x = 105,852,541,942,981,872/359,772,079.88
  6. Step 6: Final answer
    x = 294,221,113.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.